ELEC2645 (2018/19) / el17tc

Project Submission (late)

Dependencies:   mbed

Vector2Di/Vector2Di.cpp@3:83e79d31930c, 2019-05-10 (annotated)

Committer:
el17tc
Date:
Fri May 10 14:52:28 2019 +0000
Revision:
3:83e79d31930c
Parent:
0:72f372170a73 
final commit, API is added.; I'm not sure if there is a specific statement of academic integrity wanted but- I declare that this work is 100% my own, I have not plagiarised any work or attempted to fabricate any part of it for extra marks.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
el17tc 0:72f372170a73 1 #include "Vector2Di.h"
el17tc 0:72f372170a73 2
el17tc 0:72f372170a73 3 // Vector manipulation functions
el17tc 3:83e79d31930c 4 // they are pretty self explanatory (very basic)
el17tc 0:72f372170a73 5 Vector2Di Vector2Di::operator -() {
el17tc 0:72f372170a73 6 Vector2Di negV = {x*-1, y*-1};
el17tc 0:72f372170a73 7 return negV;
el17tc 0:72f372170a73 8 }
el17tc 0:72f372170a73 9
el17tc 0:72f372170a73 10 void Vector2Di::addVector(Vector2Di v) {
el17tc 0:72f372170a73 11 int newX = x + v.x;
el17tc 0:72f372170a73 12 int newY = y + v.y;
el17tc 0:72f372170a73 13 x = newX;
el17tc 0:72f372170a73 14 y = newY;
el17tc 0:72f372170a73 15 }
el17tc 0:72f372170a73 16
el17tc 0:72f372170a73 17 void Vector2Di::rotateVector(double angle) {
el17tc 0:72f372170a73 18 double newX = (x * cos(angle)) + (y * -sin(angle));
el17tc 0:72f372170a73 19 double newY = (x * sin(angle)) + (y * cos(angle));
el17tc 0:72f372170a73 20 x = static_cast<int>(newX);
el17tc 0:72f372170a73 21 y = static_cast<int>(newY);
el17tc 0:72f372170a73 22 }